div#photo {
  margin-top: 30px;
  height: 430px;
  background: url("../images/photo.jpg") no-repeat scroll center;
}
div#photo .col-md-7 {
  position: absolute;
  top: 0px;
}
div#features div.col-md-4 {
  width: 30%;
}
div#article div.col-md-6 {
  width: 45%;
}
div#download div.col-md-6 {
  width: 49%;
}
